E23: Problems With The Component (Triac) Controlling The Drain Pump - Electrolux EWM09312 Service Manual

E23

E23: Problems with the component (triac) controlling the drain pump

Checks to perform:
Is the resistance
measurement of the pump
approximately 155÷200 Ω?
(Measure it between
connectors J5-4 and J5-5 on
the board side
(see fig. 4)
Y
E
S
Measure it between connectors J5-4 / J5-5 and
the appliance body. (see fig. 6)
Is there any dispersion?
YES
Check/replace the wiring and repeat the
diagnostic cycle to check for any further alarms.
2012 SOE/DT-mdm FCPD-dp
Guide to diagnostics of EWM09312 electronic controls
Is the resistance
measurement of the pump
approximately 155÷200 Ω?
NO
(Measure it directly on the
pump) (see fig. 5)
Check/replace the wiring and repeat the diagnostic cycle to check for
!
Check that all the connectors are correctly inserted
NO
YES
any further alarms.
Replace the main circuit board and repeat the
NO
diagnostic cycle to check for any further alarms.
!
26/69
Replace the pump and repeat
the diagnostic cycle to check
for any further alarms.
If there are burns on the circuit board,
see page 67
599 75 18-74 Rev.00
E23